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-rw-r--r--include/xen/page.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/xen/page.h b/include/xen/page.h
index eaf85fab1263..0be36b976f4b 100644
--- a/include/xen/page.h
+++ b/include/xen/page.h
@@ -1 +1,8 @@
+#ifndef _XEN_PAGE_H
+#define _XEN_PAGE_H
+
#include <asm/xen/page.h>
+
+extern phys_addr_t xen_extra_mem_start, xen_extra_mem_size;
+
+#endif /* _XEN_PAGE_H */